! Started logfile: /vlbi/uf001/uva//J0254+2343_X_dfm.log on Sun Jan 13 21:34:40 2019 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /vlbi/uf001/uva//J0254+2343_X_uva.fits ! Reading UV FITS file: /vlbi/uf001/uva//J0254+2343_X_uva.fits ! AN table 1: 42 integrations on 36 of 36 possible baselines. ! Apparent sampling: 0.888228 visibilities/baseline/integration-bin. ! Found source: J0254+2343 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 121 lines of history. ! ! Reading 16116 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J0254+2343_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 74 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.033529Jy sigma=20.716706 ! Fit after self-cal, rms=0.763563Jy sigma=15.288122 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.6591 mas, bmaj=1.505 mas, bpa=-9.388 degrees ! Estimated noise=0.50985 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.187215 Jy ! Component: 100 - total flux cleaned = 0.22804 Jy ! Total flux subtracted in 100 components = 0.22804 Jy ! Clean residual min=-0.006320 max=0.011406 Jy/beam ! Clean residual mean=-0.000006 rms=0.001499 Jy/beam ! Combined flux in latest and established models = 0.22804 Jy ! Performing phase self-cal ! Adding 2 model components to the UV plane model. ! The established model now contains 2 components and 0.22804 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.072563Jy sigma=1.338979 ! Fit after self-cal, rms=0.072559Jy sigma=1.338926 ! Inverting map ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00893551 Jy ! Component: 100 - total flux cleaned = 0.00872064 Jy ! Total flux subtracted in 100 components = 0.00872064 Jy ! Clean residual min=-0.006912 max=0.009134 Jy/beam ! Clean residual mean=-0.000008 rms=0.001391 Jy/beam ! Combined flux in latest and established models = 0.236761 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 10 components and 0.236761 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.071475Jy sigma=1.317753 ! Fit after self-cal, rms=0.071472Jy sigma=1.317669 ! Inverting map ! Added new window around map position (-0.6, -3.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00787673 Jy ! Component: 100 - total flux cleaned = 0.00962312 Jy ! Total flux subtracted in 100 components = 0.00962312 Jy ! Clean residual min=-0.006363 max=0.007439 Jy/beam ! Clean residual mean=-0.000008 rms=0.001277 Jy/beam ! Combined flux in latest and established models = 0.246384 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 18 components and 0.246384 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.070925Jy sigma=1.300180 ! Fit after self-cal, rms=0.070880Jy sigma=1.298926 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.8438 mas, bmaj=1.725 mas, bpa=-7.507 degrees ! Estimated noise=0.307244 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0.6, 3). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0068416 Jy ! Component: 100 - total flux cleaned = 0.0107415 Jy ! Component: 150 - total flux cleaned = 0.0120382 Jy ! Component: 200 - total flux cleaned = 0.0125781 Jy ! Total flux subtracted in 200 components = 0.0125781 Jy ! Clean residual min=-0.004975 max=0.005942 Jy/beam ! Clean residual mean=-0.000015 rms=0.001148 Jy/beam ! Combined flux in latest and established models = 0.258962 Jy ! Performing phase self-cal ! Adding 24 model components to the UV plane model. ! The established model now contains 41 components and 0.258962 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.070181Jy sigma=1.279592 ! Fit after self-cal, rms=0.070138Jy sigma=1.278675 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8438 x 1.725 at -7.507 degrees (North through East) ! Clean map min=-0.0044639 max=0.23903 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.07 FD 1.06 HN 0.94 LA 1.00 ! MK 0.97 NL 1.09 OV 0.95 PT 0.94 ! SC 0.94 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.04 HN 0.96 LA 0.98 ! MK 0.97 NL 1.09 OV 0.96 PT 0.94 ! SC 0.96 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.94 LA 0.99 ! MK 0.99 NL 1.09 OV 0.96 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.04 HN 0.95 LA 0.99 ! MK 0.99 NL 1.09 OV 0.97 PT 0.96 ! SC 0.95 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.05 HN 0.95 LA 0.98 ! MK 1.00 NL 1.08 OV 0.96 PT 0.94 ! SC 0.98 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 0.95 LA 0.99 ! MK 1.00 NL 1.10 OV 0.97 PT 0.94 ! SC 0.95 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.08 HN 0.94 LA 0.96 ! MK 0.97 NL 1.08 OV 0.95 PT 0.97 ! SC 0.98 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 1.00 FD 1.06 HN 0.95 LA 1.00 ! MK 1.02 NL 1.09 OV 0.94 PT 0.96 ! SC 0.96 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.05 HN 0.95 LA 1.00 ! MK 1.03 NL 1.11 OV 0.96 PT 0.95 ! SC 0.95 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.05 HN 1.00 LA 0.96 ! MK 1.01 NL 1.08 OV 0.95 PT 0.98 ! SC 0.94 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.06 HN 0.94 LA 1.00 ! MK 1.00 NL 1.07 OV 0.98 PT 0.95 ! SC 0.97 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 1.05 FD 1.03 HN 0.97 LA 0.99 ! MK 1.02 NL 1.10 OV 0.96 PT 0.98 ! SC 0.96 ! ! ! Fit before self-cal, rms=0.070138Jy sigma=1.278675 ! Fit after self-cal, rms=0.067832Jy sigma=1.240115 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.838 mas, bmaj=1.72 mas, bpa=-7.251 degrees ! Estimated noise=0.306424 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.0034916 Jy ! Component: 100 - total flux cleaned = -0.00538418 Jy ! Component: 150 - total flux cleaned = -0.00593735 Jy ! Component: 200 - total flux cleaned = -0.00602982 Jy ! Total flux subtracted in 200 components = -0.00602982 Jy ! Clean residual min=-0.003348 max=0.003958 Jy/beam ! Clean residual mean=-0.000014 rms=0.000835 Jy/beam ! Combined flux in latest and established models = 0.252932 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 65 components and 0.252932 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067633Jy sigma=1.235966 ! Fit after self-cal, rms=0.067627Jy sigma=1.235760 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.067627Jy sigma=1.235760 ! Fit after self-cal, rms=0.066836Jy sigma=1.204573 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8377 mas, bmaj=1.72 mas, bpa=-7.204 degrees ! Estimated noise=0.306502 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00215905 Jy ! Component: 100 - total flux cleaned = -0.00345673 Jy ! Component: 150 - total flux cleaned = -0.00419346 Jy ! Component: 200 - total flux cleaned = -0.0044732 Jy ! Total flux subtracted in 200 components = -0.0044732 Jy ! Clean residual min=-0.001829 max=0.001738 Jy/beam ! Clean residual mean=-0.000001 rms=0.000411 Jy/beam ! Combined flux in latest and established models = 0.248459 Jy selfcal ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 91 components and 0.248459 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066749Jy sigma=1.202830 ! Fit after self-cal, rms=0.066766Jy sigma=1.202697 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00026343 Jy ! Component: 100 - total flux cleaned = -0.000435893 Jy ! Component: 150 - total flux cleaned = -0.000565864 Jy ! Component: 200 - total flux cleaned = -0.0006594 Jy ! Total flux subtracted in 200 components = -0.0006594 Jy ! Clean residual min=-0.001751 max=0.001685 Jy/beam ! Clean residual mean=-0.000001 rms=0.000405 Jy/beam ! Combined flux in latest and established models = 0.2478 Jy ! Performing phase self-cal ! Adding 23 model components to the UV plane model. ! The established model now contains 96 components and 0.2478 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066747Jy sigma=1.202271 ! Fit after self-cal, rms=0.066747Jy sigma=1.202265 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066747Jy sigma=1.202265 ! Fit after self-cal, rms=0.066922Jy sigma=1.201345 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.8373 mas, bmaj=1.721 mas, bpa=-7.173 degrees ! Estimated noise=0.306605 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.00127688 Jy ! Component: 100 - total flux cleaned = -0.00157387 Jy ! Component: 150 - total flux cleaned = -0.00187034 Jy ! Component: 200 - total flux cleaned = -0.00207801 Jy ! Total flux subtracted in 200 components = -0.00207801 Jy ! Clean residual min=-0.001625 max=0.001683 Jy/beam ! Clean residual mean=-0.000001 rms=0.000372 Jy/beam ! Combined flux in latest and established models = 0.245722 Jy selfcal ! Performing phase self-cal ! Adding 19 model components to the UV plane model. ! The established model now contains 101 components and 0.245722 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066887Jy sigma=1.200695 ! Fit after self-cal, rms=0.066891Jy sigma=1.200681 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (-31.2, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000852962 Jy ! Component: 100 - total flux cleaned = 0.000520316 Jy ! Component: 150 - total flux cleaned = 0.000301988 Jy ! Component: 200 - total flux cleaned = 0.000176325 Jy ! Total flux subtracted in 200 components = 0.000176325 Jy ! Clean residual min=-0.001495 max=0.001552 Jy/beam ! Clean residual mean=-0.000001 rms=0.000362 Jy/beam ! Combined flux in latest and established models = 0.245898 Jy ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 116 components and 0.245898 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066853Jy sigma=1.199988 ! Fit after self-cal, rms=0.066851Jy sigma=1.199943 ! Inverting map ! Added new window around map position (30.6, -30). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00113893 Jy ! Component: 100 - total flux cleaned = 0.00143808 Jy ! Component: 150 - total flux cleaned = 0.001513 Jy ! Component: 200 - total flux cleaned = 0.00149274 Jy ! Total flux subtracted in 200 components = 0.00149274 Jy ! Clean residual min=-0.001421 max=0.001479 Jy/beam ! Clean residual mean=-0.000000 rms=0.000351 Jy/beam ! Combined flux in latest and established models = 0.247391 Jy ! Performing phase self-cal ! Adding 25 model components to the UV plane model. ! The established model now contains 133 components and 0.247391 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066817Jy sigma=1.199318 ! Fit after self-cal, rms=0.066815Jy sigma=1.199272 ! Inverting map ! Added new window around map position (-2.6, -18.4). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000627009 Jy ! Component: 100 - total flux cleaned = 0.000664061 Jy ! Component: 150 - total flux cleaned = 0.000691884 Jy ! Component: 200 - total flux cleaned = 0.000741324 Jy ! Total flux subtracted in 200 components = 0.000741324 Jy ! Clean residual min=-0.001386 max=0.001310 Jy/beam ! Clean residual mean=-0.000000 rms=0.000337 Jy/beam ! Combined flux in latest and established models = 0.248132 Jy ! Performing phase self-cal ! Adding 21 model components to the UV plane model. ! The established model now contains 148 components and 0.248132 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066779Jy sigma=1.198513 ! Fit after self-cal, rms=0.066777Jy sigma=1.198486 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066777Jy sigma=1.198486 ! Fit after self-cal, rms=0.066807Jy sigma=1.198206 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=2.635 mas, bpa=-3.282 degrees ! Estimated noise=0.400242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000399774 Jy ! Component: 100 - total flux cleaned = 0.000398122 Jy ! Component: 150 - total flux cleaned = 0.000394951 Jy ! Component: 200 - total flux cleaned = 0.000374771 Jy ! Total flux subtracted in 200 components = 0.000374771 Jy ! Clean residual min=-0.001599 max=0.001715 Jy/beam ! Clean residual mean=-0.000000 rms=0.000426 Jy/beam ! Combined flux in latest and established models = 0.248507 Jy selfcal ! Performing phase self-cal ! Adding 22 model components to the UV plane model. ! The established model now contains 163 components and 0.248507 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066798Jy sigma=1.198033 ! Fit after self-cal, rms=0.066799Jy sigma=1.198003 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00017113 Jy ! Component: 100 - total flux cleaned = 0.00024517 Jy ! Component: 150 - total flux cleaned = 0.000229609 Jy ! Component: 200 - total flux cleaned = 0.000168734 Jy ! Total flux subtracted in 200 components = 0.000168734 Jy ! Clean residual min=-0.001558 max=0.001685 Jy/beam ! Clean residual mean=-0.000000 rms=0.000417 Jy/beam ! Combined flux in latest and established models = 0.248675 Jy ! Performing phase self-cal ! Adding 27 model components to the UV plane model. ! The established model now contains 172 components and 0.248675 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066797Jy sigma=1.197954 ! Fit after self-cal, rms=0.066797Jy sigma=1.197940 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=0.8369 mas, bmaj=1.721 mas, bpa=-7.168 degrees ! Estimated noise=0.306477 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8369 x 1.721 at -7.168 degrees (North through East) ! Clean map min=-0.0011778 max=0.23871 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.6545 mas, bmaj=1.499 mas, bpa=-9.01 degrees ! Estimated noise=0.506664 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.186025 Jy ! Component: 100 - total flux cleaned = 0.226634 Jy ! Component: 150 - total flux cleaned = 0.23628 Jy ! Component: 200 - total flux cleaned = 0.239295 Jy ! Total flux subtracted in 200 components = 0.239295 Jy ! Clean residual min=-0.003079 max=0.003065 Jy/beam ! Clean residual mean=-0.000000 rms=0.000691 Jy/beam ! Combined flux in latest and established models = 0.239295 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 15 model components to the UV plane model. ! The established model now contains 15 components and 0.239295 Jy ! Inverting map and beam ! Estimated beam: bmin=0.8369 mas, bmaj=1.721 mas, bpa=-7.168 degrees ! Estimated noise=0.306477 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00269404 Jy ! Component: 100 - total flux cleaned = 0.00410798 Jy ! Component: 150 - total flux cleaned = 0.00497131 Jy ! Component: 200 - total flux cleaned = 0.00550213 Jy ! Total flux subtracted in 200 components = 0.00550213 Jy ! Clean residual min=-0.001691 max=0.001838 Jy/beam ! Clean residual mean=-0.000000 rms=0.000384 Jy/beam ! Combined flux in latest and established models = 0.244797 Jy ! Adding 27 model components to the UV plane model. ! The established model now contains 38 components and 0.244797 Jy ! Inverting map ! Added new window around map position (6.4, -11.6). ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00106266 Jy ! Component: 100 - total flux cleaned = 0.00125975 Jy ! Component: 150 - total flux cleaned = 0.00134936 Jy ! Component: 200 - total flux cleaned = 0.00159872 Jy ! Total flux subtracted in 200 components = 0.00159872 Jy ! Clean residual min=-0.001522 max=0.001471 Jy/beam ! Clean residual mean=-0.000000 rms=0.000360 Jy/beam ! Combined flux in latest and established models = 0.246396 Jy ! Adding 31 model components to the UV plane model. ! The established model now contains 54 components and 0.246396 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.925 mas, bmaj=2.635 mas, bpa=-3.282 degrees ! Estimated noise=0.400242 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000905941 Jy ! Component: 100 - total flux cleaned = 0.00131787 Jy ! Component: 150 - total flux cleaned = 0.00152247 Jy ! Component: 200 - total flux cleaned = 0.00167209 Jy ! Total flux subtracted in 200 components = 0.00167209 Jy ! Clean residual min=-0.001679 max=0.001800 Jy/beam ! Clean residual mean=-0.000000 rms=0.000438 Jy/beam ! Combined flux in latest and established models = 0.248068 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000191266 Jy ! Component: 100 - total flux cleaned = 0.000241966 Jy ! Component: 150 - total flux cleaned = 0.000265591 Jy ! Component: 200 - total flux cleaned = 0.000219963 Jy ! Total flux subtracted in 200 components = 0.000219963 Jy ! Clean residual min=-0.001628 max=0.001743 Jy/beam ! Clean residual mean=-0.000000 rms=0.000425 Jy/beam ! Combined flux in latest and established models = 0.248288 Jy ! Adding 38 model components to the UV plane model. ! The established model now contains 90 components and 0.248288 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=0.8369 mas, bmaj=1.721 mas, bpa=-7.168 degrees ! Estimated noise=0.306477 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -0.000112284 Jy ! Component: 100 - total flux cleaned = -0.000218869 Jy ! Component: 150 - total flux cleaned = -0.000320364 Jy ! Component: 200 - total flux cleaned = -0.00035197 Jy ! Total flux subtracted in 200 components = -0.00035197 Jy ! Clean residual min=-0.001437 max=0.001461 Jy/beam ! Clean residual mean=-0.000000 rms=0.000333 Jy/beam ! Combined flux in latest and established models = 0.247936 Jy selfcal ! Performing phase self-cal ! Adding 34 model components to the UV plane model. ! The established model now contains 110 components and 0.247936 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.066829Jy sigma=1.198866 ! Fit after self-cal, rms=0.066823Jy sigma=1.198734 wmodel J0254+2343_X_map.mod ! Writing 110 model components to file: J0254+2343_X_map.mod wobs J0254+2343_X_uvs.fits ! Writing UV FITS file: J0254+2343_X_uvs.fits wwins J0254+2343_X_map.win ! wwins: Wrote 7 windows to J0254+2343_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.000266069 Jy ! Component: 100 - total flux cleaned = -0.000314499 Jy ! Component: 150 - total flux cleaned = -0.000314988 Jy ! Component: 200 - total flux cleaned = -0.000315323 Jy ! Component: 250 - total flux cleaned = -0.000315383 Jy ! Component: 300 - total flux cleaned = -0.000315349 Jy ! Component: 350 - total flux cleaned = -0.000293987 Jy ! Component: 400 - total flux cleaned = -0.000273204 Jy ! Component: 450 - total flux cleaned = -0.00025277 Jy ! Component: 500 - total flux cleaned = -0.000232829 Jy ! Component: 550 - total flux cleaned = -0.000194217 Jy ! Component: 600 - total flux cleaned = -0.000175235 Jy ! Component: 650 - total flux cleaned = -0.00011882 Jy ! Component: 700 - total flux cleaned = -6.31516e-05 Jy ! Component: 750 - total flux cleaned = -8.37179e-06 Jy ! Component: 800 - total flux cleaned = 9.83238e-06 Jy ! Component: 850 - total flux cleaned = 8.11516e-05 Jy ! Component: 900 - total flux cleaned = 0.000133647 Jy ! Component: 950 - total flux cleaned = 0.000168655 Jy ! Component: 1000 - total flux cleaned = 0.000237271 Jy ! Component: 1050 - total flux cleaned = 0.0003387 Jy ! Component: 1100 - total flux cleaned = 0.000388586 Jy ! Component: 1150 - total flux cleaned = 0.000372274 Jy ! Component: 1200 - total flux cleaned = 0.00043814 Jy ! Component: 1250 - total flux cleaned = 0.000470703 Jy ! Component: 1300 - total flux cleaned = 0.000550915 Jy ! Component: 1350 - total flux cleaned = 0.00056667 Jy ! Component: 1400 - total flux cleaned = 0.000598149 Jy ! Component: 1450 - total flux cleaned = 0.000660551 Jy ! Component: 1500 - total flux cleaned = 0.000675749 Jy ! Component: 1550 - total flux cleaned = 0.000660249 Jy ! Component: 1600 - total flux cleaned = 0.000705795 Jy ! Component: 1650 - total flux cleaned = 0.000645682 Jy ! Component: 1700 - total flux cleaned = 0.000616053 Jy ! Component: 1750 - total flux cleaned = 0.000616025 Jy ! Component: 1800 - total flux cleaned = 0.000586892 Jy ! Component: 1850 - total flux cleaned = 0.000572669 Jy ! Component: 1900 - total flux cleaned = 0.000587187 Jy ! Component: 1950 - total flux cleaned = 0.000558503 Jy ! Component: 2000 - total flux cleaned = 0.000516333 Jy ! Component: 2050 - total flux cleaned = 0.000558396 Jy ! Component: 2100 - total flux cleaned = 0.000614037 Jy ! Component: 2150 - total flux cleaned = 0.000531086 Jy ! Component: 2200 - total flux cleaned = 0.000531162 Jy ! Component: 2250 - total flux cleaned = 0.000463138 Jy ! Component: 2300 - total flux cleaned = 0.000503844 Jy ! Component: 2350 - total flux cleaned = 0.000490338 Jy ! Component: 2400 - total flux cleaned = 0.000463632 Jy ! Component: 2450 - total flux cleaned = 0.000463593 Jy ! Component: 2500 - total flux cleaned = 0.000450445 Jy ! Component: 2550 - total flux cleaned = 0.0004375 Jy ! Component: 2600 - total flux cleaned = 0.000437542 Jy ! Component: 2650 - total flux cleaned = 0.000373108 Jy ! Component: 2700 - total flux cleaned = 0.000360279 Jy ! Component: 2750 - total flux cleaned = 0.000347563 Jy ! Component: 2800 - total flux cleaned = 0.000322403 Jy ! Component: 2850 - total flux cleaned = 0.00025956 Jy ! Component: 2900 - total flux cleaned = 0.000259648 Jy ! Component: 2950 - total flux cleaned = 0.000234834 Jy ! Component: 3000 - total flux cleaned = 0.000222525 Jy ! Component: 3050 - total flux cleaned = 0.000185913 Jy ! Component: 3100 - total flux cleaned = 0.000246675 Jy ! Component: 3150 - total flux cleaned = 0.00019821 Jy ! Component: 3200 - total flux cleaned = 0.000162022 Jy ! Component: 3250 - total flux cleaned = 0.000114242 Jy ! Component: 3300 - total flux cleaned = 7.84406e-05 Jy ! Component: 3350 - total flux cleaned = 4.29472e-05 Jy ! Component: 3400 - total flux cleaned = 5.4691e-05 Jy ! Component: 3450 - total flux cleaned = -3.78673e-06 Jy ! Component: 3500 - total flux cleaned = -3.85569e-05 Jy ! Component: 3550 - total flux cleaned = -2.69541e-05 Jy ! Component: 3600 - total flux cleaned = -7.28669e-05 Jy ! Component: 3650 - total flux cleaned = -9.56801e-05 Jy ! Component: 3700 - total flux cleaned = -0.00012986 Jy ! Component: 3750 - total flux cleaned = -0.000163683 Jy ! Component: 3800 - total flux cleaned = -0.000163647 Jy ! Component: 3850 - total flux cleaned = -0.00015233 Jy ! Component: 3900 - total flux cleaned = -0.000185666 Jy ! Component: 3950 - total flux cleaned = -0.00022978 Jy ! Component: 4000 - total flux cleaned = -0.000240791 Jy ! Component: 4050 - total flux cleaned = -0.000284444 Jy ! Total flux subtracted in 4096 components = -0.000284428 Jy ! Clean residual min=-0.000700 max=0.000724 Jy/beam ! Clean residual mean=0.000000 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.247652 Jy keep ! Adding 321 model components to the UV plane model. ! The established model now contains 431 components and 0.247652 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /vlbi/uf001/uva//J0254+2343_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 0.8369 x 1.721 at -7.168 degrees (North through East) ! Clean map min=-0.00098034 max=0.2383 Jy/beam ! Writing clean map to FITS file: /vlbi/uf001/uva//J0254+2343_X_map.fits wmodel /vlbi/uf001/uva//J0254+2343_X_map.mod ! Writing 431 model components to file: /vlbi/uf001/uva//J0254+2343_X_map.mod wobs /vlbi/uf001/uva//J0254+2343_X_uvs.fits ! Writing UV FITS file: /vlbi/uf001/uva//J0254+2343_X_uvs.fits wwins /vlbi/uf001/uva//J0254+2343_X_map.win ! wwins: Wrote 8 windows to /vlbi/uf001/uva//J0254+2343_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.2383 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000184261 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.231969 0.231969 0.463938 0.927877 1.85575 3.71151 7.42301 14.846 29.692 59.3841 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0005 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.238 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 1293.28 quit ! Quitting program ! Log file /vlbi/uf001/uva//J0254+2343_X_dfm.log closed on Sun Jan 13 21:34:45 2019